What are disadvantages of phenolic pistons?
What will be an ideal response?
They have a tendency to wear faster and score more easily than steel pistons. Early designs also tended to stick in their bores because of caliper bore varnish and corrosion.
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To lower and narrow a valve seat that has been cut at a 45-degree angle, use a cutter or stone of what angle?
A) 45 degrees B) 15 degrees C) 60 degrees D) 30 degrees
Logic structures supported by shell scripts include: sequential logic, decision logic, looping logic, and ____________________ logic.
Fill in the blank(s) with the appropriate word(s).
Compare the placings of market and breeding animals. Be sure to touch on the corresponding debate.
What will be an ideal response?
The two large classes of metering devices are:
A) Fixed restrictions and thermostatic expansion valves. B) Fixed restrictions and broken restrictions. C) Floats and valves. D) Hand valves and automatic valves.